Severe Thunderstorms and Heavy Rainfall Across the Midwest into the Great Lakes Region; Significant Heat in the Southwest

Strong to severe storms may produce damaging winds, isolated hail, and a few tornadoes from the Midwest into the lower Great Lakes. These storms may also produce areas of heavy rain and flash flooding. Significant heat will continue across parts of the Desert Southwest into western Texas and north Alaska. Dangerous heat will also build into the Eastern and Central U.S. and continue into next week. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Mostly Cloudy

79°F

26°C

Humidity	72%
Wind Speed	S 8 mph
Barometer	29.81 in (1008.1 mb)
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Heat Index	82°F (28°C)
Last update	18 Jun 9:53 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Forest Park IL

Today
High: 78 °F⇓
Slight Chance
T-storms then
Heavy Rain
Tonight
Low: 64 °F
Heavy Rain
then Slight
Chance
Showers
Juneteenth
High: 82 °F
Slight Chance
T-storms
Thursday Night
Low: 66 °F
Mostly Clear
Friday
High: 86 °F
Mostly Sunny
Friday Night
Low: 73 °F
Mostly Clear
Saturday
High: 95 °F
Hot
Saturday Night
Low: 77 °F
Clear
Sunday
High: 96 °F
Hot

Detailed Forecast

Today

Showers and thunderstorms, mainly after 2pm. Some of the storms could produce heavy rainfall. Temperature falling to around 70 by 5pm. Southwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Tonight

Showers and thunderstorms before 1am, then a slight chance of showers after 4am. Some of the storms could produce heavy rainfall. Low around 64. West northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Juneteenth

A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 82. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

Thursday Night

Mostly clear, with a low around 66. Southwest wind around 5 mph, with gusts as high as 10 mph.

Friday

Mostly sunny, with a high near 86. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

Friday Night

Mostly clear, with a low around 73.

Saturday

Sunny and hot, with a high near 95.

Saturday Night

Clear, with a low around 77.

Sunday

Sunny and hot, with a high near 96.